/* Before Day One. Light backgrounds, dark text, orange accents only. */
:root {
  --bg: #F4F4F4; --card: #FFFFFF; --ink: #0A0A0A; --body: #444444; --line: #D9D9D9; --accent: #FF4500;
  --max: 920px; --read: 720px; --radius: 14px;
  --display: "Bricolage Grotesque", "Arial Black", Arial, sans-serif;
  --text: "Atkinson Hyperlegible", Verdana, "Segoe UI", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 19px/1.65 var(--text); }
h1, h2, h3, h4 { font-family: var(--display); color: var(--ink); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 7vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 4.5vw, 2.2rem); font-weight: 800; }
h3 { font-size: 1.3rem; font-weight: 700; }
h4 { font-size: 1.1rem; font-weight: 700; }
p { margin: 0 0 1em; color: var(--body); }
a { color: var(--ink); text-decoration-color: var(--accent); text-decoration-thickness: 3px; text-underline-offset: 3px; }
a:hover { background: rgba(255, 69, 0, .12); }
:focus-visible { outline: 4px solid var(--ink); outline-offset: 3px; box-shadow: 0 0 0 7px var(--accent); }
.skip { position: absolute; left: -999px; top: 0; background: var(--card); color: var(--ink); padding: 12px 18px; z-index: 50; border: 3px solid var(--accent); }
.skip:focus { left: 8px; top: 8px; }
.wrap { width: min(100% - 32px, var(--max)); margin-inline: auto; }
.read { width: min(100% - 32px, var(--read)); margin-inline: auto; }

/* header and footer (light, as the brand rule requires) */
header.site { background: var(--card); border-bottom: 4px solid var(--accent); }
header.site .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 20px; padding: 12px 0; }
.mark { display: inline-flex; align-items: center; gap: 10px; font: 800 1.3rem/1 var(--display); color: var(--ink); text-decoration: none; }
.mark i { width: 18px; height: 18px; background: var(--accent); border-radius: 4px; display: inline-block; }
.mark:hover { background: none; }
nav.site ul { display: flex; flex-wrap: wrap; gap: 4px 6px; list-style: none; margin: 0; padding: 0; }
nav.site a { display: inline-block; padding: 10px 12px; font-weight: 700; text-decoration: none; border-radius: 8px; font-size: 1rem; }
nav.site a[aria-current="page"] { box-shadow: inset 0 -4px 0 var(--accent); }
footer.site { background: var(--card); border-top: 4px solid var(--accent); margin-top: 72px; padding: 28px 0 40px; font-size: .95rem; }
footer.site .peaklogos { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 36px; margin: 0 0 18px; }
footer.site .peaklogo { display: inline-block; margin: 0; }
footer.site .peaklogo:hover { background: none; }
footer.site .peaklogo img { display: block; height: 36px; width: auto; max-width: 100%; }
footer.site ul { list-style: none; margin: 0 0 14px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 22px; }
footer.site p { font-size: .9rem; margin: 0 0 6px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 12px 24px; border: 3px solid var(--ink); border-radius: 10px; background: var(--accent); color: var(--ink); font: 800 1.05rem/1.2 var(--display); text-decoration: none; cursor: pointer; transition: transform .08s; }
.btn:hover { background: #FF5A1F; transform: translateY(-1px); }
.btn.ghost { background: var(--card); }
.btn.ghost:hover { background: #FFF1EB; }
.btn[disabled], .btn[aria-disabled="true"] { background: #E6E6E6; border-color: #9A9A9A; color: #555; cursor: not-allowed; transform: none; }
.btn.small { min-height: 44px; padding: 8px 16px; font-size: .95rem; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* hero */
.hero { padding: 56px 0 28px; }
.hero .eyebrow { font: 700 .85rem/1 var(--display); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); border-left: 8px solid var(--accent); padding-left: 10px; margin-bottom: 18px; }
.hero h1 em { font-style: normal; box-shadow: inset 0 -.28em 0 var(--accent); }
.hero .lede { font-size: 1.3rem; max-width: 40ch; color: var(--ink); }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin: 28px 0; }
.card { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 22px 22px 14px; }
.card.accent { border-color: var(--accent); border-width: 3px; }
.card h3, .card h4 { margin-bottom: .35em; }
.card .num { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 3px solid var(--accent); font: 800 1.2rem var(--display); margin-bottom: 10px; }
section.block { margin: 56px 0; }
.kicker { font: 700 .8rem/1 var(--display); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 8px; display: block; border-left: 8px solid var(--accent); padding-left: 10px; }
.tick { list-style: none; padding: 0; margin: 0 0 1em; }
.tick li { position: relative; padding: 6px 0 6px 38px; color: var(--ink); }
.tick li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 18px; height: 10px; border-left: 5px solid var(--accent); border-bottom: 5px solid var(--accent); transform: rotate(-45deg); }
.note { background: var(--card); border-left: 8px solid var(--accent); padding: 14px 18px; margin: 20px 0; border-radius: 0 10px 10px 0; color: var(--ink); }
.note p { color: var(--ink); margin: 0; }

/* progress */
.progress { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 16px 20px; margin: 20px 0; }
.bar { height: 14px; background: #E6E6E6; border-radius: 99px; overflow: hidden; margin-top: 8px; }
.bar > span { display: block; height: 100%; background: var(--accent); width: 0; transition: width .3s; }

/* sign in */
.panel { background: var(--card); border: 3px solid var(--accent); border-radius: var(--radius); padding: 22px; margin: 24px 0; }
.panel h2, .panel h3 { margin-bottom: .3em; }
label { display: block; font-weight: 700; margin: 14px 0 6px; color: var(--ink); }
input[type=text], input[type=email], input[type=tel], input[type=search], textarea { width: 100%; min-height: 52px; padding: 12px 14px; font: inherit; color: var(--ink); background: #fff; border: 3px solid var(--ink); border-radius: 10px; }
textarea { min-height: 96px; }
input.code { font: 800 2rem/1 var(--display); letter-spacing: .4em; text-align: center; max-width: 12ch; }
.hint { font-size: .95rem; color: var(--body); }
.status { margin: 14px 0 0; padding: 12px 16px; border-radius: 10px; border: 3px solid var(--ink); background: #fff; color: var(--ink); font-weight: 700; }
.status[hidden] { display: none; }
.status.ok { border-color: var(--accent); }
.status.err { border-style: dashed; }
.check { display: flex; gap: 14px; align-items: flex-start; font-weight: 400; margin: 14px 0; color: var(--ink); cursor: pointer; }
.check input { width: 28px; height: 28px; margin: 2px 0 0; flex: none; accent-color: var(--accent); }

/* lessons */
details.lesson { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); margin: 14px 0; }
details.lesson[open] { border-color: var(--ink); }
details.lesson > summary { list-style: none; cursor: pointer; padding: 18px 20px; display: flex; gap: 14px; align-items: center; font: 800 1.2rem/1.25 var(--display); }
details.lesson > summary::-webkit-details-marker { display: none; }
details.lesson > summary .n { flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; border: 3px solid var(--accent); font-size: 1.15rem; }
details.lesson > summary .state { margin-left: auto; font: 700 .85rem/1 var(--text); white-space: nowrap; padding: 6px 10px; border-radius: 99px; border: 2px solid var(--line); }
details.lesson.done > summary .state { border-color: var(--accent); background: #FFF1EB; }
details.lesson > summary::after { content: "+"; flex: none; font: 800 1.6rem/1 var(--display); width: 28px; text-align: center; }
details.lesson[open] > summary::after { content: "\2212"; }
.lesson-body { padding: 0 22px 22px; }
.lesson-body h3 { margin-top: 1.4em; padding-top: .2em; border-top: 2px solid var(--line); padding-top: 1em; }
.lesson-body h3:first-child { border: 0; margin-top: .4em; }
.say { font: 800 1.35rem/1.3 var(--display); color: var(--ink); border-left: 8px solid var(--accent); padding: 8px 0 8px 16px; margin: 1.2em 0; }
.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 1em 0; }
.cards .card { padding: 16px 18px 6px; }
.cards .card p { font-size: 1rem; }
.compare { margin: 1.4em 0; border: 2px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.compare > .label { padding: 12px 18px; font: 800 1rem/1.3 var(--display); background: #F4F4F4; border-bottom: 2px solid var(--line); }
.compare .scene { padding: 12px 18px 0; color: var(--ink); }
.compare .pair { display: grid; gap: 0; grid-template-columns: 1fr 1fr; }
@media (max-width: 640px) { .compare .pair { grid-template-columns: 1fr; } }
.compare .side { padding: 14px 18px; }
.compare .side + .side { border-left: 2px solid var(--line); }
@media (max-width: 640px) { .compare .side + .side { border-left: 0; border-top: 2px solid var(--line); } }
.compare .tag { display: inline-block; font: 800 .8rem/1 var(--display); letter-spacing: .08em; text-transform: uppercase; padding: 6px 10px; border: 2px solid var(--ink); border-radius: 6px; margin-bottom: 8px; }
.compare .side.right .tag { background: var(--accent); }
.compare .side.right { box-shadow: inset 6px 0 0 var(--accent); }
.compare .side p { color: var(--ink); margin: 0; }
.compare .side.pre p { white-space: pre-line; font-size: .98rem; }
.compare .takeaway { padding: 12px 18px; border-top: 2px solid var(--line); background: #FAFAFA; color: var(--ink); }
.turn { background: #FFF7F3; border: 3px solid var(--accent); border-radius: var(--radius); padding: 18px 20px 6px; margin: 1.6em 0 0; }
.turn h3 { border: 0 !important; margin: 0 0 .2em !important; padding: 0 !important; }
.turn ol { margin: .6em 0 1em; padding-left: 1.3em; color: var(--ink); }
.turn li { margin-bottom: .5em; }

/* certificate */
.cert { background: #fff; border: 8px solid var(--accent); outline: 2px solid var(--ink); outline-offset: -18px; padding: 44px 28px; text-align: center; margin: 24px 0; }
.cert .org { font: 800 .9rem/1 var(--display); letter-spacing: .24em; text-transform: uppercase; color: var(--body); }
.cert h2 { font-size: clamp(1.4rem, 5vw, 2rem); margin: 14px 0 6px; letter-spacing: .04em; text-transform: uppercase; }
.cert .who { font: 800 clamp(1.8rem, 7vw, 3rem)/1.1 var(--display); margin: 14px 0; border-bottom: 4px solid var(--accent); display: inline-block; padding: 0 12px 6px; }
.cert p { color: var(--ink); }
.cert .small { font-size: .9rem; color: var(--body); }

/* misc */
.legal h2 { font-size: 1.4rem; margin-top: 1.8em; }
.legal .draft { background: #fff; border: 3px dashed var(--accent); padding: 12px 16px; margin: 16px 0 28px; color: var(--ink); }
.two { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.verify-result { margin-top: 18px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
video { width: 100%; border-radius: var(--radius); border: 3px solid var(--ink); background: #fff; }
noscript .note { margin: 20px 0; }

@media print {
  body { background: #fff; font-size: 12pt; }
  header.site, footer.site, .no-print, .skip, nav, .status { display: none !important; }
  main > *:not(.print-target) { display: none !important; }
  .print-target { display: block !important; }
  .cert { break-inside: avoid; margin: 0; border-width: 10px; }
}

/* spacing between stacked cards inside the course and certificate pages */
#cert-host > section, #cert-host > .panel, #course > section.card, #course > .progress { margin: 24px 0; }
#course > section { margin-bottom: 28px; }
.card-h { font-size: 1.3rem; font-weight: 700; margin-bottom: .35em; }
details.lesson > summary > span:nth-child(2) { flex: 1 1 0; min-width: 0; }
@media (max-width: 560px) {
  details.lesson > summary { flex-wrap: wrap; row-gap: 8px; }
  details.lesson > summary .state { order: 3; margin-left: 60px; }
}
.note p + p { margin-top: .8em; }

/* home hero: logo beside the intro and buttons */
.hero-split { display: flex; align-items: center; gap: 32px; }
.hero-text { flex: 1 1 52%; min-width: 0; }
.hero-logo { flex: 0 1 42%; width: 42%; max-width: 400px; height: auto; }
@media (max-width: 720px) { .hero-split { flex-direction: column; align-items: stretch; gap: 20px; } .hero-logo { order: -1; width: 70%; max-width: 280px; align-self: flex-start; } }

/* Six Unmeasurables self-check */
.sc-group { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin: 18px 0; }
.sc-group h2 { margin-top: 0; }
.sc-q { border: 0; border-top: 1px solid var(--line); padding: 14px 0 6px; margin: 0; min-width: 0; }
.sc-q legend { font-weight: 700; color: var(--ink); padding: 0 0 8px; }
.sc-scale { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.sc-opt { display: flex; align-items: center; gap: 8px; min-height: 48px; border: 2px solid var(--line); border-radius: 10px; padding: 8px 10px; cursor: pointer; background: var(--card); font-size: .95rem; }
.sc-opt:has(input:checked) { border-color: var(--accent); background: #FFF1EB; font-weight: 700; color: var(--ink); }
.sc-opt input { width: 20px; height: 20px; accent-color: var(--accent); flex: none; }
.sc-results { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); margin: 18px 0; }
@media (max-width: 640px) { .sc-scale { grid-template-columns: 1fr 1fr; } }
@media print { .sc-results { grid-template-columns: 1fr 1fr; } }

/* My progress card */
.pc-list { list-style: none; padding: 0; margin: 12px 0; }
.pc-list li { padding: 4px 0; }
.pc-list li.pc-done { font-weight: 700; }
#course > #progress-card { margin: 24px 0; }
@media print {
  body.print-card main > #course { display: block !important; }
  body.print-card #course > *:not(#progress-card) { display: none !important; }
  body.print-card main > *:not(#course) { display: none !important; }
  body.print-card #progress-card { border: 3px solid #0A0A0A; padding: 24px; }
}

/* A Note From Mike Frazier */
.letter { max-width: 40rem; margin: 0 auto; }
.letter .eyebrow-note { font: 700 .85rem/1 var(--display); letter-spacing: .14em; text-transform: uppercase; color: var(--ink); border-left: 8px solid var(--accent); padding-left: 10px; margin: 8px 0 18px; }
.letter p { font-size: 1.15rem; line-height: 1.7; }
.letter .lede { font-size: 1.4rem; font-weight: 700; color: var(--ink); }
.letter h2 { margin-top: 1.6em; }
.letter .sign { margin-top: 2em; font-size: 1.2rem; }
.letter .sign strong { font: 800 1.6rem var(--display); color: var(--ink); }
.letter .sign span { font-size: 1rem; color: var(--body); }
.letter .row { margin: 28px 0 8px; }